/*
	QMPlay2 is a video and audio player.
	Copyright (C) 2010-2017  Błażej Szczygieł

	This program is free software: you can redistribute it and/or modify
	it under the terms of the GNU Lesser General Public License as published
	by the Free Software Foundation, either version 3 of the License, or
	(at your option) any later version.

	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU Lesser General Public License for more details.

	You should have received a copy of the GNU Lesser General Public License
	along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#include <ColorButton.hpp>

#include <QColorDialog>
#include <QPainter>

ColorButton::ColorButton(QWidget *parent) :
	QPushButton(parent)
{
	setCursor(Qt::PointingHandCursor);
	setAttribute(Qt::WA_OpaquePaintEvent);
	connect(this, SIGNAL(clicked()), this, SLOT(openColorDialog()));
}

void ColorButton::setColor(const QColor &color)
{
	setToolTip(QString("#%1").arg(color.rgba(), 8, 16).replace(' ', '0').toUpper());
	m_color = color;
	update();
}

void ColorButton::paintEvent(QPaintEvent *)
{
	QPainter p(this);
	p.fillRect(rect(), m_color);
}

void ColorButton::openColorDialog()
{
	const QColor color = QColorDialog::getColor(getColor(), this);
	if (color.isValid() && m_color != color)
	{
		setColor(color);
		emit colorChanged();
	}
}
